.series-page {
    max-width: none;
    margin-inline: 0;
}

.series-display-title {
    font-size: clamp(1.85rem, 5vw, 3rem);
    line-height: 1.2;
    letter-spacing: 0.01em;
}

.series-kicker {
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
}

.series-list-header,
.series-hero {
    border: 1px solid var(--color-border);
}

.series-lead,
.series-description {
    max-width: var(--sv-reading-width);
    line-height: var(--sv-content-line-height);
}

.series-card-cover {
    --sv-card-media-aspect-ratio: 16 / 10;
}

.series-card-cover img {
    object-fit: var(--sv-card-media-fit, cover);
}

.series-hero-cover {
    aspect-ratio: 16 / 10;
    overflow: hidden;
    border-radius: var(--sv-radius-block, 0.5rem);
    border: 1px solid var(--color-border);
    background: var(--color-surface);
}

.series-hero-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.series-cover-fallback {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
}

.series-progression {
    display: grid;
    gap: 1rem;
}

.series-step {
    position: relative;
}

.series-step:not(:last-child)::after {
    content: "";
    position: absolute;
    left: 1rem;
    top: 3.1rem;
    bottom: -1.1rem;
    width: 1px;
    background: color-mix(in srgb, var(--color-heading) 35%, transparent);
}

.series-step-card {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 1rem;
    padding: 1.1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--sv-radius-block, 0.5rem);
    background: color-mix(in srgb, var(--color-surface-alt) 95%, transparent);
}

.series-step-number {
    display: inline-flex;
    width: 2rem;
    height: 2rem;
    align-items: center;
    justify-content: center;
    border-radius: var(--sv-radius-circle);
    border: 1px solid color-mix(in srgb, var(--color-heading) 45%, var(--color-border));
    color: var(--color-text);
    font-size: 0.9rem;
    font-weight: 600;
}

.series-step-meta {
    letter-spacing: 0.03em;
    font-size: var(--sv-meta-size);
}

@media (min-width: 768px) {
    .series-progression {
        gap: 1.25rem;
    }

    .series-step-card {
        padding: 1.25rem;
    }
}